London to Seattle time zone converter

London
GMT
United Kingdom
03:50:00
Oct 27
  • 12
    AM
  • 1
    AM
  • 2
    AM
  • 3
    AM
  • 4
    AM
  • 5
    AM
  • 6
    AM
  • 7
    AM
  • 8
    AM
  • 9
    AM
  • 10
    AM
  • 11
    AM
  • 12
    PM
  • 1
    PM
  • 2
    PM
  • 3
    PM
  • 4
    PM
  • 5
    PM
  • 6
    PM
  • 7
    PM
  • 8
    PM
  • 9
    PM
  • 10
    PM
  • 11
    PM
Seattle
PDT
United States
20:50:00
Oct 26
  • 5
    PM
  • 6
    PM
  • 7
    PM
  • 8
    PM
  • 9
    PM
  • 10
    PM
  • 11
    PM
  • 12
    AM
  • 1
    AM
  • 2
    AM
  • 3
    AM
  • 4
    AM
  • 5
    AM
  • 6
    AM
  • 7
    AM
  • 8
    AM
  • 9
    AM
  • 10
    AM
  • 11
    AM
  • 12
    PM
  • 1
    PM
  • 2
    PM
  • 3
    PM
  • 4
    PM

This simple London to Seattle time zone converter allows you to quickly and visually understand the time difference between London (London) and Seattle (Seattle).

2026-10-27: 3:50 AM London

8:50 PM (-1) PDT

London: UTC+00:00 · Seattle: UTC-07:00

Just hover over the colored hour tiles, and you’ll instantly see the corresponding time in both zones. The time difference between London and Seattle is 7 hours 0 minutes, with London being ahead. For example, if it is 3:50 AM London, the equivalent time in Seattle will be 8:50 PM (-1) PDT.

London to Seattle hour-by-hour

2026-10-27 · London
LondonSeattle
00:00 GMT17:00 (-1) PDT
00:30 GMT17:30 (-1) PDT
01:00 GMT18:00 (-1) PDT
01:30 GMT18:30 (-1) PDT
02:00 GMT19:00 (-1) PDT
02:30 GMT19:30 (-1) PDT
03:00 GMT20:00 (-1) PDT
03:30 GMT20:30 (-1) PDT
04:00 GMT21:00 (-1) PDT
04:30 GMT21:30 (-1) PDT
05:00 GMT22:00 (-1) PDT
05:30 GMT22:30 (-1) PDT
06:00 GMT23:00 (-1) PDT
06:30 GMT23:30 (-1) PDT
07:00 GMT00:00 PDT
07:30 GMT00:30 PDT
08:00 GMT01:00 PDT
08:30 GMT01:30 PDT
09:00 GMT02:00 PDT
09:30 GMT02:30 PDT
10:00 GMT03:00 PDT
10:30 GMT03:30 PDT
11:00 GMT04:00 PDT
11:30 GMT04:30 PDT
12:00 GMT05:00 PDT
12:30 GMT05:30 PDT
13:00 GMT06:00 PDT
13:30 GMT06:30 PDT
14:00 GMT07:00 PDT
14:30 GMT07:30 PDT
15:00 GMT08:00 PDT
15:30 GMT08:30 PDT
16:00 GMT09:00 PDT
16:30 GMT09:30 PDT
17:00 GMT10:00 PDT
17:30 GMT10:30 PDT
18:00 GMT11:00 PDT
18:30 GMT11:30 PDT
19:00 GMT12:00 PDT
19:30 GMT12:30 PDT
20:00 GMT13:00 PDT
20:30 GMT13:30 PDT
21:00 GMT14:00 PDT
21:30 GMT14:30 PDT
22:00 GMT15:00 PDT
22:30 GMT15:30 PDT
23:00 GMT16:00 PDT
23:30 GMT16:30 PDT

London

Europe/London

Uses IANA time zone rules for the selected date.

GMT · UTC+00:00

Seattle

America/Los_Angeles

Uses IANA time zone rules for the selected date.

PDT · UTC-07:00

Frequently Asked Questions

2026-10-27 · London ahead of Seattle: 7 hours 0 minutes. London: UTC+00:00; Seattle: UTC-07:00.

2026-10-27 · 03:50 London → 20:50 (-1) PDT.

Weekday overlap (Mon–Fri, 09:00–17:00 in both places): London: 16:00 GMT – 17:00 GMT ↔ Seattle: 09:00 PDT – 10:00 PDT

London ahead of Seattle: 7 hours 0 minutes

Date → Select range → .ics. 2026-10-27 · 03:50 London → 20:50 (-1) PDT.

London: Uses IANA time zone rules for the selected date. Next clock change: 2027-03-28 02:00 GMT+1 Seattle: Uses IANA time zone rules for the selected date. Next clock change: 2026-11-01 01:00 PST